JOHN G GRANTHAM (M.D.) – Diagnostic Radiology Physician, NPI 1992789614

JOHN G GRANTHAM (M.D.) is a healthcare provider. based in Boulder, Colorado. specializing in Diagnostic Radiology Physician. They hold the professional credentials M.D.. They hold a License No. 26497 (CO). The NPI Number for JOHN G GRANTHAM (M.D.) is 1992789614

Main info

Male
Name
JOHN G GRANTHAM (M.D.)
NPI
1992789614
Phone
(303) 440-3000
Address
2750 BROADWAY ST
Enumeration Date
6 December 2005
Last Update Date
31 October 2012
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for JOHN G GRANTHAM (M.D.)

  • Broadway, The Hill, Boulder, Boulder County, Colorado, 80802, United States

    BOULDER, CO 803043573

    Phone: (303) 440-3000

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 80304)

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Frequently asked questions

Can I cross-check JOHN G GRANTHAM (M.D.) using NPI 1992789614?
NPI 1992789614 belongs to JOHN G GRANTHAM (M.D.); compare other details if you need extra assurance.
Is JOHN G GRANTHAM (M.D.) shown as active in public data?
Registry records indicate JOHN G GRANTHAM (M.D.) maintains an active NPI.
What kind of doctor is JOHN G GRANTHAM (M.D.)?
JOHN G GRANTHAM (M.D.) is associated with Diagnostic Radiology Physician in the directory — Clinical services aligned with this taxonomy classification.
Is JOHN G GRANTHAM (M.D.) located near Boulder?
JOHN G GRANTHAM (M.D.) currently maps to Boulder, Colorado in this extract.
Does JOHN G GRANTHAM (M.D.) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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